Wayne County Power Outage History
2015–2025 · Illinois
Top 20% most reliable nationally — infrequent, short outages. How grades are calculated
Outages by year
Outages by month (seasonality)
Worst outage events on record
| Date | Duration | Customers affected | Cause |
|---|---|---|---|
| Aug 1, 2024 | 8 hrs | 5,406 (52%) | Flash Flood |
| May 27, 2024 | 6 hrs | 5,196 (50%) | Thunderstorm Wind |
| Jun 17, 2022 | 13 hrs | 4,138 (40%) | Excessive Heat |
| Sep 18, 2024 | 0 hrs | 3,238 (31%) | Unnamed event |
| Mar 8, 2022 | 0 hrs | 3,079 (30%) | Unnamed event |
Over the 11 years from 2015 to 2025, Wayne County recorded 241 distinct power outage events, averaging 1.5 hours per event.
The single worst outage on record in Wayne County started August 1, 2024 (Flash Flood), lasting 8 hours and leaving up to 5,406 customers without power (52% of the county) at its peak.
July has historically been the worst month for outages in Wayne County, with 29 events recorded during that month across the dataset.
Based on this history, Wayne County earns a Reliability Grade of A, placing it in the 88th percentile nationally for grid reliability (higher percentile = more reliable).
Sized for Wayne County's outage profile
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Similar counties in Illinois
Counties with the closest reliability grade and national percentile to Wayne County.
| County | Grade | National percentile |
|---|---|---|
| White County | A | 88th |
| Richland County | A | 87th |
| DeKalb County | A | 89th |
| Effingham County | A | 89th |
| Schuyler County | A | 91st |
FAQ
How often does power go out in Wayne County?
Between 2015 and 2025, Wayne County recorded 241 outage events, averaging 1.5 hours each.
What is Wayne County's reliability grade?
Wayne County has a Reliability Grade of A, in the 88th national percentile.
What was the worst power outage in Wayne County?
The worst outage on record started August 1, 2024 (Flash Flood), lasting 8 hours and affecting up to 5,406 customers.